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Specification |
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Model # |
MHB-50 |
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Magnification |
1X |
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Field of View |
50° |
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Lens system |
20.5 F/1.0 |
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Focus range |
0.25m to infinity |
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Eye relief distance |
25mm |
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Diopter setting |
+4, -6 |
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Overall dimensions |
90*62*42 mm |
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Weight |
300g |
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Power supply |
1 * CR123 |
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Estimated battery life (without IR) |
40h |
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Image Intensifier Tube |
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Classification |
Gen2+ |
Gen3 (Optional) |
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Photocathode type |
18mm S-25 |
18mm GaAs |
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Photocathode sensitivities, typical, uA/lm |
600-900 |
1300-1800 |
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Resolution, typical, lp/mm |
51-57 |
64 |
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Luminous gain, typical, fl/fed |
19000-30000 |
45000-55000 |
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Signal-to-noise ratio, typical |
18～23 |
23-30 |
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FOM, typical |
1400-1600 |
1800-2500 |
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Tube reliability standard, hour |
10000 |
12000 |
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Keep time, typical, year |
10 |
15 |
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Warranty, year |
1 |
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Effective Distance (Human) |
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Classification |
Gen2+ |
Gen3 (Optional) |
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Detection range, approx, m |
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-Quarter moon |
up to 195 |
up to 275 |
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-Cloud cover |
up to 150 |
up to 220 |
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Recognition range, approx, m |
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-Quarter moon |
up to 115 |
up to 200 |
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-Cloud cover |
up to 85 |
up to 150 |
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Mark: Environment condition 10-3 LUX |
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Environment Data |
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Operating temperature, °C |
-40 to +50 |
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Storage temperature, °C |
-50 to +70 |
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Immersion, hour |
1 meter for 0.5h (optional) |
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Humidity, % |
98% |
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